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best applicator for polyurethane on hardwood floors, check these out | What is the best way to apply polyurethane to hardwood floors?

By Rachel Davis

A lambswool applicator on a wood block is the recommended method for applying oil-based polyurethane to a hardwood floor.

What is the best way to apply polyurethane to hardwood floors?

The best practice is to apply three coats of polyurethane, allowing the floor to dry, and lightly sanding it between coats. Some finishers offer lower estimates for two coats, but your floor won’t have the same level of protection, and scratches will go through to the wood more easily.

What’s the best applicator for polyurethane?

Wooster Brush 5221-2 1/2 Silver Tip Angle Sash

This brush from Wooster is an excellent option for applying polyurethane to average-size woodworking projects or furniture due to its 2.5-inch width that’s suitable for both broad and precision strokes.

Can you roll polyurethane on hardwood floors?

Yes! You can use a roller to apply polyurethane (and definitely should) when working on floors and large furniture. Applying polyurethane using a roller is easier, and the drying time is short. The roller also removes brush marks and prevents over-application on the surface.

How do you apply polyurethane to hardwood floors without bubbles?

To avoid bubbles in water-based polyurethane, apply multiple thin coats using a quality synthetic polyurethane brush instead of a natural brush. And before applying polyurethane, dampen the brush with water to avoid bubbling, puddling, or running.

What is a synthetic pad applicator?

These applicators are typically used for application of finishes such as oil modified urethane, moisture cure urethane, conversion varnish, conjugated oil varnishes, liquid waxes, and shellacs. Synthetic fiber material is typically used on t-bars, cut-in pads, and sometimes wrapped around wood blocks.

What type of applicator is used for oil-based polyurethane?

Lambswool applicators

A lambswool applicator on a wood block is the recommended method for applying oil-based polyurethane to a hardwood floor.

Can polyurethane be applied with a rag?

Polyurethane is so durable and water-resistant, it has largely replaced shellac and varnish as a wood finish. Originally, it had to be brushed on, but different formulations mean it can now be applied as a spray or by wiping it on with a rag.

How do you apply polyurethane without brush marks?

How to Avoid Brush Marks in Polyurethane
Use a foam brush or a lambswool applicator instead of a brush. Use a natural-bristle brush rather than a synthetic one if you are using a bristle brush. Thin your polyurethane with paint thinner, mixing it with a paint stir stick.

What grit sandpaper should I use for polyurethane?

Start with 120-grit sandpaper on refinished pieces and 80-grit on new wood. After sanding the entire surface thoroughly, wipe off the dust and all loose sandpaper grit with a clean cloth. Then, sand with 180-grit until you’ve removed all the marks left by the 120-grit, and the surface appears level.

Can you use a lambswool applicator for water-based polyurethane?

Applicators. The main component to the successful application of any type of wood finish is using the right applicator. According to “Hardwood Floors” magazine, water-based finishes should not be applied with China-bristle brushes or lambswool applicators because they tend to hold a lot of finish.